In depth comparison and review of Realme C21 and TCL 40SE. Compare sizes, cameras, batteries, memory, and other important specifications and features to easily choose the right phone for you. Our goal is to help you uncover differences between the products and find the phone that will best fit your needs.
| DESIGN AND DIMENSIONS | Realme C21 | TCL 40SE |
|---|
| Product Type | Smartphone | Smartphone | |
|---|---|---|---|
| Manufacturer Model Number | - | T610K | |
| Form Factor | Touch | Touch | |
| Height | 165.2 mm | 167.91 mm | TCL 40SE has greater height than Realme C21. |
| Width | 76.4 mm | 76.5 mm | TCL 40SE has greater width than Realme C21. |
| Depth | 8.9 mm | 8.45 mm | TCL 40SE is narrower than Realme C21. |
| Weight | 190 g | 190 g | Both phones are the same weight. |
| Body Colour | Cross black | Cross blue | Dark grey | Twilight purple | |
| Body Material | - | Polycarbonate, polymethyl methacrylate (PMMA) | |
| Waterproof (Water-resistant) | - | - | TCL 40SE is waterproof. |
| Integrated Components | - | LED flashlight | |
| Connector Type | Micro-USB Headset jack - mini-phone 3.5mm |
USB Type-C - 24 pin USB-C Headset jack - mini-phone 3.5mm |
|
| SIM Card Type (Size) | Nano SIM | Nano SIM | |
| SIM Card Qty | Dual-SIM | Dual-SIM |
| DISPLAY | Realme C21 | TCL 40SE |
|---|
| Display Type | LCD display | LCD display | |
|---|---|---|---|
| Display Technology | LCD | - | |
| Screen Size (Display Size) | 6.5" | 6.75" | TCL 40SE has larger screen size than Realme C21. |
| Screen Resolution (Display Resolution) | 1600 x 720 pixels | 1600 x 720 pixels | Both phones have the same screen resolution. |
| Display Format | HD+ | HD+ | |
| Pixel Density | - | 260 ppi | |
| Aspect Ratio | 20:9 | 20:9 | |
| Max Brightness | 420 cd/m² | 450 cd/m² | TCL 40SE has better display brightness than Realme C21. |
| Contrast Ratio | - | 1500:1 | |
| Display Enhancement Technology | - | Eye Care | |
| Display Refresh Rate | - | 90 Hz | |
| Display Features | Mini-drop display | Capacitive touch screen, TCL NXTVISION, Mini-Notch display, 69.3% NTSC |
| PROCESSOR | Realme C21 | TCL 40SE |
|---|
| Processor Type (CPU) | MediaTek Helio G35 | MediaTek Helio G37 | |
|---|---|---|---|
| Clock Speed | 2.3 GHz | 2.3 GHz | Both phones have the same clock speed. |
| Processor Core Qty | 8-core | 8-core | Both phones have the same number of phone cores. |
| Graphics System (GPU) | PowerVR GE8320 | IMG GE8320 |
| MEMORY | Realme C21 | TCL 40SE |
|---|
| RAM | LPDDR4X SDRAM - 3 GB | 4 GB | TCL 40SE has more RAM than Realme C21. |
|---|---|---|---|
| Internal Memory Size (Storage Capacity) | 32 GB | 128 GB | TCL 40SE has more internal memory than Realme C21. |
| User Memory | - | 106 GB | |
| Supported Flash Memory Cards (Expandable Memory) | microSD | microSDHC, microSD, microSDXC - up to 1 TB |
| CAMERA | Realme C21 | TCL 40SE |
|---|
| MAIN CAMERA |
|---|
| Number of Main Cameras | 3 | 3 | |
|---|---|---|---|
| Sensor Resolution | 13 Megapixel | 50 Megapixel | TCL 40SE has better camera resolution than Realme C21. |
| Sensor Size | - | 1/2.55" | |
| Lens Aperture | F/2.2 | F/1.8 | TCL 40SE has better lens aperture than Realme C21. |
| Lens Construction | 5-element | 5-element | |
| Field of View (FoV) | - | 79.4 degree(s) | |
| Pixel Size | - | 0.7 μm | |
| Focus Adjustment | Automatic | Automatic | |
| Digital Zoom | 4x | - | |
| Special Effects | HDR | HDR, Bokeh effect | |
| Camera Modes | Panorama, Time-lapse mode, Slow motion mode, Beauty mode, Expert Mode, Nightscape capture mode, Portrait, Filter mode, Super nightscape | Panorama, SteadyShot, low-light shots, Landscapes | |
| Face Recognition (Face ID) | - | Face detection | TCL 40SE has face detection. |
| Light Source | LED flash | LED flash | |
| Video Resolutions | 1920 x 1080 (1080p) at 30 fps | 1920 x 1080 (1080p) at 30 fps | |
| Camera Features (Functions) | Phase Detect Auto-Focus (PDAF), AI Triple camera, Chroma boost | Phase Detect Auto-Focus (PDAF), AI Triple camera, AI scene detection 2.0 |
| SECOND CAMERA |
|---|
| Sensor Resolution (2nd Camera) | 2 Megapixel | 2 Megapixel | Both phones have the same second camera resolution. |
|---|---|---|---|
| Sensor Size (2nd Camera) | - | 1/5" | |
| Lens Aperture (2nd Camera) | F/2.4 | F/2.4 | Both phones have the same second camera lens aperture. |
| Lens Element Qty (2nd Camera) | 3-element | 3-element | |
| Field of View (2nd Camera) | - | 88.8 degree(s) | |
| Pixel Size (2nd Camera) | - | 1.75 μm | |
| Camera Functions (2nd Camera) | B&W lens | Depth camera |
| THIRD CAMERA |
|---|
| Sensor Resolution (3rd Camera) | 2 Megapixel | 2 Megapixel | Both phones have the same third camera resolution. |
|---|---|---|---|
| Sensor Size (3rd Camera) | - | 1/5" | |
| Lens Aperture (3rd Camera) | F/2.4 | F/2.4 | Both phones have the same lens aperture of the third camera. |
| Lens Element Qty (3rd Camera) | 3-element | 3-element | |
| Field of View (3rd Camera) | - | 88.8 degree(s) | |
| Pixel Size (3rd Camera) | - | 1.75 μm | |
| Camera Functions (3rd Camera) | Macro camera | Macro camera | |
| Camera Features (3rd Camera) | 4cm macro photography | - |
| FRONT CAMERA |
|---|
| Number of Front Cameras | 1 | 1 | |
|---|---|---|---|
| Sensor Resolution (Front) | 5 Megapixel | 8 Megapixel | TCL 40SE has better front camera resolution than Realme C21. |
| Sensor Size (Front) | - | 1/4" | |
| Lens Aperture (Front) | F/2.2 | F/2.0 | TCL 40SE has better front lens aperture than Realme C21. |
| Lens Element Qty (Front) | 3-element | 4-element | |
| Field of View (Front) | - | 80.2 degree(s) | |
| Pixel Size (Front) | - | 1.12 μm | |
| Focus Adjustment | - | Fixed focus | |
| Special Effects (Front) | HDR | HDR, Face Beautification | |
| Camera Modes (Front) | Time-lapse mode, Beauty mode, portrait mode, AI Beauty, Filter mode, Panoramic mode | - | |
| Face Recognition (Face ID) | Face recognition | Face detection | Both phones have face detection. |
| Video Resolutions (Front) | - | 1920 x 1080 (1080p) at 30 fps | |
| Camera Features (Front) | - | AI Face Beauty, auto capture |
| BATTERY AND CHARGING | Realme C21 | TCL 40SE |
|---|
| Battery Capacity (Battery Size) | 5000 mAh | 5010 mAh | TCL 40SE has larger battery capacity than Realme C21. |
|---|
| CELLULAR | Realme C21 | TCL 40SE |
|---|
| Technology | WCDMA (UMTS) / GSM | WCDMA (UMTS) / GSM | |
|---|---|---|---|
| Mobile Broadband Generation | 4G | 4G | Both phones have the same mobile network generation. |
| Operating System | Android 10 | Android 13 | |
| User Interface | Realme UI | TCL UI 5.0 | |
| Navigation | GPS, A-GPS, GLONASS, BeiDou | GPS, A-GPS, GLONASS, BeiDou, Galileo |
| COMMUNICATIONS | Realme C21 | TCL 40SE |
|---|
| Data Transmission | FDD-LTE, TDD-LTE | GPRS, EDGE, HSPA+, LTE, VoLTE, VoWiFi | |
|---|---|---|---|
| 2G Band | 850 GSM, 900 GSM, 1800 GSM, 1900 GSM | 850 GSM, 900 GSM, 1800 GSM, 1900 GSM | |
| 3G UMTS Band | Band 1, Band 5, Band 8 | Band 1, Band 2, Band 5, Band 8 | |
| 3G UMTS Frequency | 2100, 850, 900 | 2100, 1900, 850, 900 | |
| 4G LTE Band | Band 1, Band 3, Band 5, Band 7, Band 8, Band 20, Band 28, Band 38, Band 40, Band 41 | Band 1, Band 3, Band 5, Band 7, Band 8, Band 13, Band 20, Band 28, Band 38, Band 40, Band 41 | |
| 4G LTE Frequency | FDD 2100, FDD 1800+, FDD 850, FDD 2600, FDD 900, FDD 800 DD, FDD 700 APT, TDD 2600, TDD 2300, TDD 2500 | FDD 2100, FDD 1800+, FDD 850, FDD 2600, FDD 900, FDD 700c, FDD 800 DD, FDD 700 APT, TDD 2600, TDD 2300, TDD 2500 | |
| Wireless Interface | IEEE 802.11b/g/n | IEEE 802.11a/b/g/n/ac | |
| Bluetooth | Bluetooth 5.0 | Bluetooth 5.1 | |
| NFC | - | Yes | TCL 40SE has NFC reader for mobile payments. |
| MEDIA | Realme C21 | TCL 40SE |
|---|
| Supported Digital Audio Standards | - | AAC, AMR, MP3, FLAC, OGG, MIDI, AWB, OPUS, HE-AAC v1, HE-AAC v2, Vorbis, WAV (Raw), WAV (Alaw / Ulaw) | |
|---|---|---|---|
| Supported Digital Video Standards | - | MPEG-4, MPEG-2, H.263, VP8, VP9, H.264 AVC, H.265 HEVC |
| FEATURES | Realme C21 | TCL 40SE |
|---|
| Phone Functions | Speakerphone, voice control, call timer, conference call, flight mode, voice dialing, vibrating alert | - | |
|---|---|---|---|
| Sensors | Accelerometer, proximity sensor, magnetometer, light sensor | Accelerometer, proximity sensor, G-sensor, light sensor | |
| Security Devices | Fingerprint reader | Face recognition, fingerprint reader (side) | |
| Security Technology | - | Face Unlock | |
| Additional Phone Features | Super power saving mode, HyperEngine technology, Reverse charging | Fast Charging, dual stereo speakers |
| OTHERS | Realme C21 | TCL 40SE |
|---|
| Included Accessories | USB cable, power adapter, SIM card removal tool | SIM card removal tool, USB-C cable, 18W USB-C power adapter, LCD sticker | |
|---|---|---|---|
| Compliant Standards | TUV Rheinland | - |
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